Frequencies for first 10,000 rows of prov0685 variable in pos2006 dataset :

       esrd |
  network # |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,181       91.81       91.81
         05 |          1        0.01       91.82
         08 |        130        1.30       93.12
         13 |         92        0.92       94.04
         15 |        124        1.24       95.28
         16 |          5        0.05       95.33
         17 |        167        1.67       97.00
         18 |        300        3.00      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016